Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM1000000019813
Model Year Start: 2018 Model: Sienna Prod Date Range: [11/2017 -           ]
Title: PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM: C1AB7; Blind Spot Monitor Slave Module; 2018 - 2020 MY Sienna [11/2017 -        ]

DTC

C1AB7

Blind Spot Monitor Slave Module

DESCRIPTION

This DTC is stored when the blind spot monitor sensor LH detects an internal malfunction.

DTC No.

DTC Detection Condition

Trouble Area

C1AB7

The blind spot monitor sensor LH (slave) detects an internal malfunction.

Blind spot monitor sensor LH

CAUTION / NOTICE / HINT

NOTICE:

When checking for DTCs, make sure that the blind spot monitor system is on.

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs (See page 2018 - 2020 MY Sienna [11/2017 -        ]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM: DTC CHECK / CLEAR ).

(b) Recheck for DTCs and check if the same DTC is output again.

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE BLIND SPOT MONITOR SENSOR LH